334  
FOUS53 KFSD 170858  
PFMFSD  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
358 AM CDT FRI OCT 17 2025  
 
IAZ012-172100-  
SIOUX CENTER-SIOUX IA  
43.08N 96.18W ELEV. 1446 FT  
358 AM CDT FRI OCT 17 2025  
 
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 69 46 62 37 62  
TEMP 61 60 62 66 68 62 56 52 48 46 55 62 57 50 47 44 40 38 47 58 61 55  
DEWPT 56 56 58 52 48 46 47 46 44 43 45 44 44 41 37 34 32 32 35 34 31 32  
RH 84 87 87 61 49 56 72 80 86 89 69 52 62 71 68 68 73 79 63 40 32 41  
WIND DIR S S W W W W SW SW W W NW NW NW NW NW NW NW W W W SW S  
WIND SPD 9 9 11 11 11 5 3 3 4 5 12 19 20 18 14 10 9 6 8 10 10 10  
WIND GUST 28  
CLOUDS B2 B2 B2 FW FW CL CL CL FW B1 B2 B2 B2 B1 SC FW CL CL CL CL CL CL  
POP 12HR 10 0 50 5 0  
QPF 12HR 0 0 0.04 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C  
WIND CHILL 32  
MIN CHILL 30 33  
 
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 47 64 39 57 36 63 36 62  
TEMP 49 47 62 58 47 40 55 51 40 37 60 57 44 37 58 55  
DEWPT 33 37 42 38 34 32 33 32 31 30 37 38 38 36 39 36  
PWIND DIR S W NW NW S S NW W  
WIND CHAR GN BZ GN GN LT GN LT GN  
AVG CLOUDS CL FW SC SC FW FW FW FW FW SC SC SC SC SC SC FW  
POP 12HR 0 5 0 0 0 5 10 5  
 
 
IAZ031-172100-  
SIOUX CITY-WOODBURY IA  
42.40N 96.38W ELEV. 1210 FT  
358 AM CDT FRI OCT 17 2025  
 
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 72 46 64 39 64  
TEMP 64 61 64 68 71 64 56 52 50 47 56 64 59 53 49 46 42 40 49 60 64 58  
DEWPT 54 55 57 54 48 46 47 45 44 43 45 43 44 39 37 34 32 32 34 32 29 31  
RH 70 81 78 61 44 52 72 77 80 86 66 46 57 59 63 63 67 73 56 35 27 36  
WIND DIR S S W NW W W SW SW SW W NW NW NW NW NW NW NW W W W SW S  
WIND SPD 5 8 11 11 9 5 3 2 3 4 12 19 21 18 16 10 9 6 8 10 11 11  
WIND GUST 18 32 29 27  
CLOUDS OV B1 B1 SC CL CL CL FW FW SC B1 B2 B2 SC SC FW CL CL CL CL CL CL  
POP 12HR 10 0 40 5 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C  
 
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 49 67 41 60 37 66 38 64  
TEMP 51 49 64 61 49 42 57 54 43 38 63 59 46 39 60 58  
DEWPT 34 37 41 36 35 33 32 31 31 31 37 38 38 37 38 36  
PWIND DIR S W NW NW SE SW NW W  
WIND CHAR GN BZ GN GN LT GN LT GN  
AVG CLOUDS CL FW SC FW FW FW FW FW FW SC SC SC SC SC SC FW  
POP 12HR 0 5 0 0 0 5 10 5  
 
 
IAZ014-172100-  
SPENCER-CLAY IA  
43.15N 95.18W ELEV. 1325 FT  
358 AM CDT FRI OCT 17 2025  
 
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 73 45 63 38 62  
TEMP 61 61 66 69 72 63 55 51 47 46 56 62 59 51 46 44 41 39 48 58 61 54  
DEWPT 54 55 58 57 50 47 47 45 44 42 46 44 43 41 37 35 32 32 35 33 30 31  
RH 78 81 75 66 46 56 74 80 89 86 69 52 55 68 71 70 70 76 60 39 31 41  
WIND DIR S S SW W W W W SW SW W NW NW NW NW NW NW NW NW W W W S  
WIND SPD 10 12 14 13 12 6 5 4 4 5 12 17 19 17 16 11 10 10 10 12 12 10  
WIND GUST 26 31 27 27  
CLOUDS OV OV SC B1 FW FW FW CL CL SC B1 B2 B2 B2 SC FW FW FW CL CL CL FW  
POP 12HR 30 0 60 10 0  
QPF 12HR 0 0 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C L  
WIND CHILL 32  
MIN CHILL 30 33  
 
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 45 66 39 58 34 64 36 62  
TEMP 47 47 63 59 46 40 55 52 38 35 60 57 43 37 57 55  
DEWPT 31 33 41 37 34 31 33 32 31 30 36 38 38 36 38 36  
PWIND DIR S W NW NW SW S NW W  
WIND CHAR GN BZ BZ BZ LT GN GN GN  
AVG CLOUDS FW FW SC SC FW FW FW FW FW FW SC SC SC SC SC FW  
POP 12HR 0 5 5 0 0 5 10 10  
 
 
IAZ022-172100-  
STORM LAKE-BUENA VISTA  
42.60N 95.23W ELEV. 1427 FT  
358 AM CDT FRI OCT 17 2025  
 
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 73 48 65 39 62  
TEMP 61 61 66 70 72 65 57 53 50 49 58 65 61 51 47 45 42 40 47 58 61 54  
DEWPT 55 55 58 57 52 48 48 47 46 45 47 44 44 42 39 36 34 33 35 33 30 31  
RH 81 81 75 63 49 54 72 80 86 86 67 46 53 71 74 70 73 76 63 39 31 41  
WIND DIR S S SW W W W W W SW W NW NW NW NW NW NW NW W W W W S  
WIND SPD 9 13 16 13 11 6 5 5 5 5 11 17 20 18 17 12 11 10 10 12 11 10  
WIND GUST 27 27 28 27  
CLOUDS B2 OV SC B1 FW FW FW CL CL SC SC B1 B2 B2 SC FW CL CL CL CL CL CL  
POP 12HR 40 0 50 20 0  
QPF 12HR 0.01 0 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S C C S S  
WIND CHILL 33  
MIN CHILL 32  
 
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 47 67 41 58 37 65 38 63  
TEMP 48 49 63 59 48 42 55 52 41 38 61 58 46 39 59 56  
DEWPT 32 36 42 38 35 33 33 31 31 31 36 37 38 38 38 36  
PWIND DIR S W NW NW SW S NW NW  
WIND CHAR GN BZ BZ GN LT GN GN GN  
AVG CLOUDS CL FW FW SC FW FW FW FW FW FW SC SC SC SC FW FW  
POP 12HR 0 5 5 0 0 5 10 10  
 
 
MNZ072-172100-  
MARSHALL-LYON MN  
44.47N 95.82W ELEV. 1151 FT  
358 AM CDT FRI OCT 17 2025  
 
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 70 48 58 39 61  
TEMP 61 61 62 66 69 61 56 53 50 49 53 58 55 51 48 45 42 39 47 57 61 55  
DEWPT 55 54 52 46 46 47 47 45 44 43 44 42 41 38 37 34 33 32 34 31 29 31  
RH 81 78 70 48 44 60 72 74 80 80 71 55 59 61 65 65 70 76 60 37 29 40  
WIND DIR SW SW W W W SW SW SW W W NW NW NW NW NW NW W W W W W S  
WIND SPD 8 8 13 17 17 8 8 8 8 8 14 19 20 16 16 11 10 10 10 12 11 10  
CLOUDS OV OV OV FW CL CL FW SC FW B2 B2 B2 B2 B1 SC FW CL CL CL CL CL FW  
POP 12HR 20 0 30 5 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C  
WIND CHILL 32  
MIN CHILL 32  
 
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 47 62 40 55 36 60 36 60  
TEMP 49 47 60 56 46 41 52 49 40 37 57 54 43 37 55 54  
DEWPT 32 36 39 35 35 33 32 32 32 32 34 37 37 36 37 36  
PWIND DIR S W NW NW SW S NW W  
WIND CHAR GN BZ BZ BZ LT GN LT GN  
AVG CLOUDS FW SC SC SC FW SC FW FW FW SC SC SC SC SC SC FW  
POP 12HR 0 10 0 0 0 5 10 5  
 
 
MNZ081-172100-  
WINDOM-COTTONWOOD MN  
43.87N 95.12W ELEV. 1355 FT  
358 AM CDT FRI OCT 17 2025  
 
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 72 46 61 38 61  
TEMP 64 62 65 69 71 62 56 52 49 47 55 60 58 51 47 45 40 39 47 57 60 54  
DEWPT 54 55 57 53 47 46 45 45 44 43 43 42 40 38 36 34 32 32 33 30 28 29  
RH 70 78 75 57 42 56 66 77 83 86 64 51 51 61 65 65 73 76 58 35 29 38  
WIND DIR S S SW W W SW SW SW SW W NW NW NW NW NW NW NW W W W W SW  
WIND SPD 10 11 12 13 13 6 5 5 5 5 13 17 19 17 16 11 10 10 10 12 11 9  
WIND GUST 23  
CLOUDS B1 OV SC SC FW FW CL CL FW B1 B1 B2 B2 B2 SC FW FW CL CL CL CL FW  
POP 12HR 30 0 30 10 0  
QPF 12HR 0 0 0.02 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C C  
WIND CHILL 34 32  
MIN CHILL 31 33  
 
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 46 64 39 55 35 61 36 60  
TEMP 47 48 61 58 46 40 53 50 38 37 58 54 43 37 55 54  
DEWPT 31 34 38 34 33 33 31 30 31 30 32 35 37 35 35 34  
PWIND DIR S W NW NW SW S NW W  
WIND CHAR GN BZ BZ BZ LT GN LT GN  
AVG CLOUDS FW SC SC SC FW FW FW FW FW SC SC SC SC SC SC FW  
POP 12HR 0 10 5 0 0 5 10 10  
 
 
MNZ089-172100-  
WORTHINGTON-NOBLES MN  
43.65N 95.58W ELEV. 1584 FT  
358 AM CDT FRI OCT 17 2025  
 
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 68 46 60 37 60  
TEMP 62 59 62 64 67 61 56 51 48 46 55 59 56 49 45 43 40 37 46 56 59 54  
DEWPT 54 56 57 52 47 46 45 45 44 43 44 42 41 38 36 33 32 32 33 31 29 30  
RH 75 90 84 65 49 58 66 80 86 89 66 53 57 66 70 67 73 82 60 38 32 40  
WIND DIR S S W W W SW SW SW W W NW NW NW NW NW NW NW W W W W S  
WIND SPD 12 12 14 14 13 6 5 5 5 5 12 18 19 16 16 11 10 10 10 12 11 10  
CLOUDS B2 OV B1 FW CL FW FW FW FW B2 B2 B2 B2 B1 SC FW CL FW CL CL CL FW  
POP 12HR 20 0 50 10 0  
QPF 12HR 0 0 0.07 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS L S C C  
WIND CHILL 33 30  
MIN CHILL 30 32  
 
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 46 63 39 55 35 61 36 60  
TEMP 47 47 61 57 45 40 52 50 38 37 58 54 43 37 55 54  
DEWPT 31 36 40 35 33 32 31 30 31 30 33 36 37 36 36 34  
PWIND DIR S W NW NW SW S NW W  
WIND CHAR GN BZ BZ GN LT GN GN GN  
AVG CLOUDS FW FW SC SC FW FW FW FW FW FW SC SC SC SC SC FW  
POP 12HR 0 5 5 0 0 5 10 10  
 
 
SDZ040-172100-  
BROOKINGS-BROOKINGS SD  
44.30N 96.80W ELEV. 1617 FT  
358 AM CDT FRI OCT 17 2025  
 
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 66 44 55 35 60  
TEMP 57 56 56 61 65 58 53 50 47 45 49 53 52 49 45 42 38 36 45 56 59 54  
DEWPT 56 55 52 50 50 47 46 44 41 40 43 43 40 38 34 32 32 30 34 32 30 31  
RH 96 96 86 67 58 67 77 80 79 82 80 69 63 66 65 67 79 79 65 40 33 41  
WIND DIR S W W W W SW SW SW W W NW NW NW NW NW NW W W W W SW S  
WIND SPD 6 8 13 16 13 6 8 6 6 6 17 21 21 17 16 10 10 8 10 13 13 12  
WIND GUST 19 25 27 24 33 29 26 23  
CLOUDS OV B2 SC FW CL FW SC SC B1 B2 B2 B2 B2 SC FW FW FW FW CL CL FW FW  
POP 12HR 10 0 60 5 0  
QPF 12HR 0 0 0.04 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S L C  
OBVIS PF  
WIND CHILL 31 29  
MIN CHILL 34 28 30  
 
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 44 60 37 54 34 59 34 60  
TEMP 47 44 58 54 44 37 51 48 38 35 56 52 41 35 56 53  
DEWPT 32 36 39 35 33 31 33 33 31 30 35 37 36 34 37 36  
PWIND DIR S W NW NW S S NW W  
WIND CHAR BZ WY BZ BZ LT GN LT GN  
AVG CLOUDS FW SC SC FW FW FW FW FW FW SC SC SC SC SC SC FW  
POP 12HR 0 5 0 0 0 5 10 5  
 
 
SDZ050-172100-  
BURKE-GREGORY SD  
43.18N 99.29W ELEV. 2142 FT  
358 AM CDT FRI OCT 17 2025  
 
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 66 45 52 34 65  
TEMP 50 48 51 61 65 60 54 50 47 46 48 47 51 47 43 41 37 34 44 57 64 59  
DEWPT 48 45 44 45 44 43 43 41 39 39 42 43 36 32 30 29 27 27 31 33 36 38  
RH 93 89 77 56 46 53 66 71 74 76 80 86 56 56 60 62 67 75 60 40 35 45  
WIND DIR W W W W W W W W W NW NW NW NW NW NW W W W SW S S S  
WIND SPD 6 9 10 11 11 5 6 8 9 11 24 28 28 20 18 11 10 10 11 14 16 14  
WIND GUST 23 40 42 33 28 26  
CLOUDS B1 FW CL CL CL SC SC SC B2 B2 B2 B2 SC FW FW FW CL CL CL CL CL CL  
POP 12HR 0 5 40 0 0  
QPF 12HR 0 0 0.03 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C  
WIND CHILL 34 30 27  
MIN CHILL 33 25 27  
 
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 47 60 39 59 40 61 38 64  
TEMP 54 48 57 54 45 40 54 53 45 41 58 55 44 39 58 57  
DEWPT 39 38 35 33 31 30 32 32 32 32 37 37 36 34 35 34  
PWIND DIR SW NW NW W SE W NW SW  
WIND CHAR BZ WY BZ GN GN BZ GN GN  
AVG CLOUDS FW FW SC FW FW FW FW FW FW SC SC SC SC SC FW FW  
POP 12HR 0 5 0 0 0 0 5 5  
 
 
SDZ057-172100-  
CHAMBERLAIN-BRULE SD  
43.77N 99.32W ELEV. 1565 FT  
358 AM CDT FRI OCT 17 2025  
 
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 68 45 54 35 65  
TEMP 48 47 52 62 67 61 55 50 48 47 49 51 53 50 45 42 39 36 45 59 64 59  
DEWPT 48 46 47 46 43 41 43 42 41 41 45 41 36 33 33 33 31 30 32 32 34 38  
RH 100 96 83 56 42 48 64 74 77 79 86 68 52 52 62 70 73 79 60 36 32 45  
WIND DIR SW W W W W W W W W W NW NW NW NW NW W W W SW S S SE  
WIND SPD 4 6 10 13 13 5 9 9 9 11 21 25 27 20 16 11 10 8 10 13 14 14  
WIND GUST 20 39 39 33 27 25  
CLOUDS SC FW CL CL FW B1 B1 B2 OV OV B2 B2 SC FW FW FW FW FW CL CL CL FW  
POP 12HR 0 5 40 0 0  
QPF 12HR 0 0 0.04 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C  
OBVIS PF  
WIND CHILL 32 30  
MIN CHILL 33 29 32  
 
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 47 62 38 59 39 62 38 65  
TEMP 52 47 58 56 46 39 55 53 45 40 58 55 44 39 59 58  
DEWPT 40 40 36 34 33 32 33 33 34 33 38 38 38 36 37 36  
PWIND DIR SW NW NW NW SE W NW SW  
WIND CHAR BZ WY BZ GN GN GN GN GN  
AVG CLOUDS FW SC SC FW FW FW FW FW FW SC SC SC SC SC FW FW  
POP 12HR 0 5 0 0 0 0 5 5  
 
 
SDZ038-172100-  
HURON-BEADLE SD  
44.38N 98.22W ELEV. 1282 FT  
358 AM CDT FRI OCT 17 2025  
 
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 66 45 54 36 62  
TEMP 53 50 53 61 65 60 53 49 47 46 48 51 53 50 44 41 38 36 44 57 61 56  
DEWPT 53 48 46 48 45 44 45 42 41 40 43 41 37 34 33 31 30 30 33 33 31 33  
RH 100 93 77 62 48 55 74 77 79 79 83 68 54 54 65 67 73 79 65 40 32 42  
WIND DIR SW W W W W SW SW W W NW NW NW NW NW NW W W W SW SW S S  
WIND SPD 6 6 11 14 14 6 8 6 8 9 18 21 23 17 13 10 8 6 8 11 13 12  
WIND GUST 23 39 36 31 23  
CLOUDS B1 FW CL FW SC B1 SC SC B1 B2 B2 B2 SC FW FW FW FW CL CL CL FW FW  
POP 12HR 0 0 40 0 0  
QPF 12HR 0 0 0.02 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C S  
WIND CHILL 34 32 31  
MIN CHILL 33 29 32  
 
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 46 62 37 56 37 61 36 63  
TEMP 49 46 59 56 45 37 53 51 41 39 58 55 42 36 57 57  
DEWPT 36 39 37 34 33 31 33 32 31 30 36 38 36 34 38 36  
PWIND DIR S NW NW NW SE SW NW SW  
WIND CHAR GN BZ BZ GN LT GN LT GN  
AVG CLOUDS FW SC SC FW FW FW FW FW FW SC SC SC SC SC FW FW  
POP 12HR 0 5 0 0 0 5 5 5  
 
 
SDZ059-172100-  
MITCHELL-DAVISON SD  
43.76N 98.02W ELEV. 1312 FT  
358 AM CDT FRI OCT 17 2025  
 
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 67 46 54 35 63  
TEMP 55 52 53 62 66 61 56 49 47 46 50 51 53 49 43 41 38 35 44 58 62 57  
DEWPT 54 51 48 48 47 46 47 44 42 41 44 45 40 36 34 32 31 31 34 33 33 35  
RH 96 96 83 60 50 58 72 83 83 83 80 80 61 61 70 70 76 85 68 39 33 43  
WIND DIR SW W W W W SW SW W W W NW NW NW NW NW W W W W SW S S  
WIND SPD 4 6 10 12 12 5 6 6 8 9 18 23 24 17 14 10 10 8 9 12 13 13  
WIND GUST 20 33 35 29 25  
CLOUDS OV FW CL CL CL FW FW FW B1 B2 B1 B2 B1 FW FW FW CL FW CL CL FW CL  
POP 12HR 0 0 40 0 0  
QPF 12HR 0 0 0.04 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S  
OBVIS PF  
WIND CHILL 34 31 29  
MIN CHILL 33 28 31  
 
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 47 63 38 58 38 63 36 64  
TEMP 49 47 60 57 45 39 55 52 42 39 60 55 43 37 59 57  
DEWPT 36 39 39 35 33 31 34 33 32 31 38 39 37 35 39 37  
PWIND DIR S NW NW NW SE SW NW SW  
WIND CHAR BZ WY BZ GN LT GN GN GN  
AVG CLOUDS FW FW SC FW FW FW FW FW FW SC SC SC SC SC FW FW  
POP 12HR 0 5 0 0 0 5 5 5  
 
 
SDZ062-172100-  
SIOUX FALLS-MINNEHAHA SD  
43.57N 96.73W ELEV. 1424 FT  
358 AM CDT FRI OCT 17 2025  
 
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 69 47 59 37 62  
TEMP 60 59 59 65 68 61 56 52 49 47 53 58 54 50 47 44 40 37 46 58 61 56  
DEWPT 58 56 54 48 47 46 46 45 44 42 44 43 42 38 35 33 32 32 34 33 31 31  
RH 93 90 83 54 47 58 69 77 83 83 71 57 64 63 63 65 73 82 63 39 32 38  
WIND DIR SE SW W W W SW SW SW W W NW NW NW NW NW NW NW W W W SW S  
WIND SPD 5 6 11 12 12 5 4 5 5 5 13 19 21 16 14 10 9 6 8 11 11 11  
WIND GUST 35 29  
CLOUDS OV OV OV FW CL FW FW SC SC B2 B2 B2 B2 B1 SC FW CL FW CL CL CL CL  
POP 12HR 20 0 60 0 0  
QPF 12HR 0 0 0.06 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S L C  
OBVIS PF  
WIND CHILL 34 31  
MIN CHILL 29 32  
 
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 48 63 39 57 37 63 37 62  
TEMP 50 48 61 57 47 40 54 51 41 38 59 56 44 38 57 55  
DEWPT 33 37 39 36 33 32 33 32 31 30 36 38 37 36 38 36  
PWIND DIR S W NW NW S S NW W  
WIND CHAR GN BZ BZ GN LT GN LT GN  
AVG CLOUDS FW FW SC FW FW FW FW FW FW SC SC SC SC SC SC FW  
POP 12HR 0 5 0 0 0 5 5 5  
 
 
SDZ070-172100-  
VERMILLION-CLAY SD  
42.95N 96.92W ELEV. 1132 FT  
358 AM CDT FRI OCT 17 2025  
 
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 72 47 60 38 65  
TEMP 61 60 62 67 71 64 57 52 49 48 54 59 56 51 46 44 41 39 48 60 64 59  
DEWPT 59 57 56 50 48 46 47 46 44 43 45 45 44 40 36 33 32 32 35 33 32 33  
RH 93 90 81 54 44 52 69 80 83 83 71 60 64 66 68 65 70 76 60 36 30 37  
WIND DIR S W W W W W SW SW W W NW NW NW NW NW NW W W W W SW S  
WIND SPD 3 4 10 10 9 3 4 4 5 5 14 23 21 18 16 10 10 8 9 11 12 11  
WIND GUST 34 29 26  
CLOUDS B2 B2 B2 FW CL FW FW FW SC B2 B2 B2 B2 SC FW FW CL CL CL CL CL CL  
POP 12HR 10 0 50 0 0  
QPF 12HR 0 0 0.02 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C  
WIND CHILL 33  
MIN CHILL 30 33  
 
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 49 66 41 60 39 66 38 65  
TEMP 52 49 63 59 48 42 57 54 43 40 62 58 45 39 60 58  
DEWPT 34 39 41 38 34 33 33 33 32 31 38 40 38 36 40 38  
PWIND DIR S W NW NW SE SW NW W  
WIND CHAR GN BZ BZ GN LT GN LT GN  
AVG CLOUDS CL FW SC FW FW FW FW FW FW SC SC SC SC SC SC FW  
POP 12HR 0 5 0 0 0 5 10 5  
 
 
SDZ069-172100-  
YANKTON-YANKTON SD  
42.95N 97.39W ELEV. 1207 FT  
358 AM CDT FRI OCT 17 2025  
 
DATE FRI 10/17/25 SAT 10/18/25 SUN 10/19/25  
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 68 48 57 37 64  
TEMP 58 57 57 63 67 63 57 52 50 48 52 56 53 50 46 44 40 37 46 59 63 58  
DEWPT 58 57 55 50 49 46 47 46 44 43 44 45 42 38 35 33 32 32 34 33 32 34  
RH 100100 93 62 52 54 69 80 80 83 74 66 66 63 65 65 73 82 63 37 31 40  
WIND DIR SE W NW W W SW SW W W W NW NW NW NW NW NW W W W SW SW S  
WIND SPD 4 6 12 10 10 4 4 5 5 6 17 24 23 17 14 10 10 8 10 12 12 11  
WIND GUST 34 29  
CLOUDS OV OV SC FW CL FW FW SC SC B2 B2 B2 B1 SC FW FW CL FW CL CL CL CL  
POP 12HR 5 0 50 0 0  
QPF 12HR 0 0 0.03 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C  
WIND CHILL 33 31  
MIN CHILL 30 33  
 
DATE MON 10/20/25 TUE 10/21/25 WED 10/22/25 THU 10/23/25  
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 50 64 41 59 39 64 38 64  
TEMP 52 50 61 58 47 41 56 53 43 40 60 57 45 39 59 58  
DEWPT 35 39 40 38 34 32 33 34 33 32 38 40 38 36 38 38  
PWIND DIR S NW NW NW SE SW NW W  
WIND CHAR GN BZ BZ GN LT GN GN GN  
AVG CLOUDS FW FW SC FW FW FW FW FW FW SC SC SC SC SC SC FW  
POP 12HR 0 0 0 0 0 5 5 5  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab SD Page
The Nexlab IA Page
The Nexlab MN Page
The Nexlab NE Page
Main Text Page